Error Handler send Telegram: Real-Time Workflow Failure Alerts

This workflow acts as an error handler, sending real-time notifications to Telegram when another workflow fails. It provides detailed error information, including workflow name, timestamp, execution URL, last executed node, and error message. Pre-Conditions A Telegram bot created via BotFather. The bot token and Telegram group/channel chatId. An active n8n instance with the Telegram and Error Trigger nodes installed. Setup Workflow Configuration: Import the workflow into n8n. Update the Telegram chatId in the Config node. Add your Telegram bot token in the Telegram node credentials. Error Workflow Setup: Set this workflow as the Error Workflow in other workflows. Testing: Trigger an error in

Help me set up the n8n workflow "Error Handler send Telegram: Real-Time Workflow Failure Alerts" (https://n8n.io/workflows/3038). It uses: Telegram. Import the template JSON into my n8n instance, list every credential I need to create, and walk me through testing it.